1968 GMC K35/K3500 Pickup Differentials

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Keep Your 1968 GMC K35/K3500 Pickup in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1968 GMC K35/K3500 Pickup looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Oil, Rear Housing Cover Gaskets, and Differential Pinion Seals. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like National, Felpro, and Driveworks. For example, National Differentials start at just $9.99 with an average 4.3 star rating. Felpro and Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 135 reviews and a solid 4.0 star average, you can shop with confidence knowing other GMC K35/K3500 Pickup owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1968 GMC K35/K3500 Pickup Differential at Advance Auto Parts is around $100.12, with a range that starts at $7.99 and goes up to $596.99. With 36 options in stock from 8 trusted brands, finding the right fit is easy. Popular picks like Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002, Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6629, and National Multi-Purpose Bearing, KD-11786-Y start at just $7.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like Drive Shafts and Axles and Transfer Cases. At Advance Auto Parts, we’re here to help you keep your 1968 GMC K35/K3500 Pickup in peak condition, inside and out.

Essential 1968 GMC K35/K3500 Pickup Differentials

Yukon Gear – Yukon Gear Pinion Setup Bearing for Dana 60 Differentials, 56067 (Part No.56067)

Yukon Gear Pinion Setup Bearing for Dana 60 Differentials, 56067

from

$153.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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National – National Taper Bearing Cup, 31520 (Part No.31520)

National Taper Bearing Cup, 31520

from

$13.79
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Yukon Gear – Yukon Gear Steel Spool for Dana 60 with 30 Spline Axles, 4.56 & Up, 32170 (Part No.32170)

Yukon Gear Steel Spool for Dana 60 with 30 Spline Axles, 4.56 & Up, 32170

from

$506.99
Yukon Full Spools are a cost-effective way to convert a diff to 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each Yukon spool is made from high-quality 8620 steel and heat treated for additional strength. A spool is an outstanding choice for dedicated off-road and drag racing vehicles only.
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Yukon Gear – Yukon Gear Grizzly Locker For Dana 60, 4.56 & Up, 35 Spline, 28005 (Part No.28005)

Yukon Gear Grizzly Locker For Dana 60, 4.56 & Up, 35 Spline, 28005

from

$1050.00
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.
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Driveworks – Driveworks Tapered Roller Bearing, S-2820 (Part No.S-2820)

Driveworks Tapered Roller Bearing, S-2820

from

$18.49
Driveworks Tapered Roller Bearing, S-2820.
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Victor Reinz – Victor Reinz Differential Cover Gasket, 71-14868-00 (Part No.71-14868-00)

Victor Reinz Differential Cover Gasket, 71-14868-00

from

$9.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.
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Spicer – Spicer Axle Shaft, Dana 44, 620200 (Part No.620200)

Spicer Axle Shaft, Dana 44, 620200

from

$159.99
Genuine Spicer light vehicle axle products are manufactured to the same high standards as original equipment (OE) parts because they are OE parts. That means when an automotive axle part is replaced with a genuine Spicer part, you are getting the same performance and reliability you have come to expect. And because Dana is constantly revolutionizing the technology behind its Dana axles and Spicer products, the replacement car axle or component you purchase today may even exceed the standards set for the original equipment part that you are replacing.
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Yukon Gear – Yukon Gear Drive Flange Cap for Dana 60, 32132 (Part No.32132)

Yukon Gear Drive Flange Cap for Dana 60, 32132

from

$129.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. You can count on Yukon to fulfill all your differential small parts needs.
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Motive Gear – Motive Gear Differential Ring and Pinion, D44-538 (Part No.D44-538)

Motive Gear Differential Ring and Pinion, D44-538

from

$227.99
Motive Gear Differential Ring and Pinion, D44-538.
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Motive Gear – Motive Gear Differential Ring and Pinion, D60-354 (Part No.D60-354)

Motive Gear Differential Ring and Pinion, D60-354

from

$275.99
Motive Gear Differential Ring and Pinion, D60-354.
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Powertrax – Powertrax Grip PRO Traction System, GT436035 (Part No.GT436035)

Powertrax Grip PRO Traction System, GT436035

from

$596.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Motive Gear – Motive Gear Differential Ring and Pinion, D60-410 (Part No.D60-410)

Motive Gear Differential Ring and Pinion, D60-410

from

$312.99
Motive Gear Differential Ring and Pinion, D60-410.
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USA Standard Gear – USA Standard Gear Replacement Ring & Pinion Gear Set For Dana 60 In A 4.11 Ratio, 36075 (Part No.36075)

USA Standard Gear Replacement Ring & Pinion Gear Set For Dana 60 In A 4.11 Ratio, 36075

from

$391.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
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National – National Shaft Repair Sleeve, 99138 (Part No.99138)

National Shaft Repair Sleeve, 99138

from

$30.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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National – National Shaft Repair Sleeve, 99155 (Part No.99155)

National Shaft Repair Sleeve, 99155

from

$39.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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National – National Bearing Race, 25523 (Part No.25523)

National Bearing Race, 25523

from

$20.29
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Driveworks – Driveworks Tapered Roller Bearing, S-A-46 (Part No.S-A-46)

Driveworks Tapered Roller Bearing, S-A-46

from

$19.99
Driveworks Tapered Roller Bearing, S-A-46.
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Yukon Gear – Yukon Gear Replacement Pinion Depth Shims for Dana 60, 61 & D70-U, 55012 (Part No.55012)

Yukon Gear Replacement Pinion Depth Shims for Dana 60, 61 & D70-U, 55012

from

$17.99
Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.
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Motive Gear – Motive Gear Differential Pinion Shim Kit, GM14SK (Part No.GM14SK)

Motive Gear Differential Pinion Shim Kit, GM14SK

from

$22.99
Motive Gear Differential Pinion Shim Kit, GM14SK.
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Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6629 (Part No.RDS 6629)

Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6629

from

$7.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Yukon Gear – Yukon Gear Replacement Yoke for Dana 60 and 70 with A 1350 U/Joint Size, 41026 (Part No.41026)

Yukon Gear Replacement Yoke for Dana 60 and 70 with A 1350 U/Joint Size, 41026

from

$179.99
Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy-duty off-road applications.
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Dorman – Dorman Differential Pinion Yoke Assembly, 697-544 (Part No.697-544)

Dorman Differential Pinion Yoke Assembly, 697-544

from

$183.99
Worn or damaged differential end yoke causing driveline Vibrations- This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.
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Spicer – Spicer Differential End Yoke, 2-4-8091X (Part No.2-4-8091X)

Spicer Differential End Yoke, 2-4-8091X

from

$104.99
Demand genuine Spicer. Dana design, engineering, testing and manufacturing processes all work in conjunction with one another to ensure unparalleled performance that non-genuine parts simply cannot deliver.
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Yukon Gear – Yukon Gear Replacement Pinion Seal for Dana 44HD, Dana 60 & Dana 70, 30208 (Part No.30208)

Yukon Gear Replacement Pinion Seal for Dana 44HD, Dana 60 & Dana 70, 30208

from

$39.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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National – National Differential Pinion Seal, 5778 (Part No.5778)

National Differential Pinion Seal, 5778

from

$23.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Yukon Gear – Yukon Gear HO72 Pinion Seal, 30053 (Part No.30053)

Yukon Gear HO72 Pinion Seal, 30053

from

$61.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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Most Popular Differential Oil for 1968 GMC K35/K3500 Pickups

Enhance your 1968 GMC K35/K3500 Pickup with one of the 2 Differential Oil we have in stock, starting at just $44.99.

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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Best-Selling 1968 GMC K35/K3500 Pickup Rear Housing Cover Gasket

Upgrade your K35/K3500 Pickup with our best-selling Rear Housing Cover Gasket with a 4.5 Starts rating across 10 reviews.

Felpro – Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6629 (Part No.RDS 6629)

Felpro Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket, RDS 6629

from

$7.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Top-Quality Differential Pinion Seals for 1968 GMC K35/K3500 Pickups

Choose a high-quality OEM or aftermarket Differential Pinion Seal for GMC K35/K3500 Pickups and enjoy top-notch performance from $13.99.

National – National Differential Pinion Seal, 5778 (Part No.5778)

National Differential Pinion Seal, 5778

from

$23.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Driveworks – Driveworks Oil Seal, S-5778 (Part No.S-5778)

Driveworks Oil Seal, S-5778

from

$13.99
Value-priced seal meets all cataloged application requirements.
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Motive Gear – Motive Gear Differential Pinion Seal, 5778V (Part No.5778V)

Motive Gear Differential Pinion Seal, 5778V

from

$18.49
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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Our Top Pick for a 1968 GMC K35/K3500 Pickup Rear Differential Cover Gasket

Invest in a durable Rear Differential Cover Gasket for your 1968 GMC, knowing you’re getting trusted brands and expert craftsmanship.

Felpro – Felpro Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket, RDS 5090 (Part No.RDS 5090)

Felpro Differential Carrier Gasket Round Shaped 10 Bolt Hole Gasket, RDS 5090

from

$9.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.
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Top-Rated Differential Bearings for 1968 GMC K35/K3500 Pickups

Make a smart move for your 1968 GMC K35/K3500 Pickup with products all priced from $9.99 to $81.49.

National – National Taper Bearing Cup, 15245 (Part No.15245)

National Taper Bearing Cup, 15245

from

$9.99
Manufactured with premium-grade steel, National® taper bearing cups feature crowned raceways to ensure even load distribution.
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National – National Multi-Purpose Bearing, KD-11786-Y (Part No.KD-11786-Y)

National Multi-Purpose Bearing, KD-11786-Y

from

$81.49
Manufactured with premium-grade steel, National taper bearing sets feature crowned raceways and rollers to ensure even load distribution.
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Schaeffler – Schaeffler Bearing – TRB (Tapered Roller Bearing), KT45 (Part No.KT45)

Schaeffler Bearing - TRB (Tapered Roller Bearing), KT45

from

$21.99
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.
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National – National Bearing Race, 25523 (Part No.25523)

National Bearing Race, 25523

from

$20.29
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Top-Rated Differential Brands For Your 1968 GMC K35/K3500 Pickup

When it comes to finding the perfect Differential for your 1968 GMC K35/K3500 Pickup, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Differential brands including Felpro, National, and Driveworks, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $7.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1968 GMC K35/K3500 Pickup, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 1968 GMC K35/K3500 Pickup Differentials

If you’re looking for a top-quality Differential for your 1968 GMC K35/K3500 Pickup, Advance Auto Parts has exactly what you need with our selection of Felpro Differentials. We have 1 Felpro Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $7.99, you’ll find the perfect Differential for your needs and budget. Felpro Differentials for the 1968 GMC K35/K3500 Pickup come highly rated, with over 10 customer reviews and an impressive average rating of 4.6 stars. Choosing a Felpro Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

Top-Quality National 1968 GMC K35/K3500 Pickup Differentials

For those in search of a high-quality Differential for their 1968 GMC K35/K3500 Pickup, Advance Auto Parts offers a great selection of National Differentials. With 3 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $9.99, with an average price of $21.59, giving you a range of options to suit your budget. Backed by over 13 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
National Shaft Repair Sleeve, 99138
from $30.99
(1)
National Shaft Repair Sleeve, 99138
“Perfect Fit. Product was exactly as described”
National Taper Bearing Cup, 15245
from $9.99
(8)
National Taper Bearing Cup, 15245
“It fits in Ford. I drove only few hundred miles can’t say much about it.”
National Differential Pinion Seal, 5778
from $23.79
(4)
National Differential Pinion Seal, 5778
“Works well fit right in. Love national seals”

FAQs for 1968 GMC K35/K3500 Pickup Differentials

What are the best-selling Differentials for 1968 GMC K35/K3500 Pickups?

Out of 36 Differentials that fit 1968 GMC K35/K3500 Pickups, the following parts are the top sellers:

What’s the price range for 1968 GMC K35/K3500 Pickup Differentials?

The prices of Differentials for the 1968 GMC K35/K3500 Pickup range from $7.99 up to $596.99 for the most premium parts.

What is the average price of a Differential for a 1968 GMC K35/K3500 Pickup?

The average price for Differentials for the 1968 GMC K35/K3500 Pickup is $100.12. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Differentials for other GMC K35/K3500 Pickup model years?

Yes, we carry Differentials for 5 model years of GMC K35/K3500 Pickups between 1969 and 1974. The following model years are the most popular for Differential purchases: 1974, 1973, 1972, 1971, 1970, and 1969.

What are the cheapest Differentials for my 1968 GMC K35/K3500 Pickup?

The cheapest 1968 GMC K35/K3500 Pickup Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1968 GMC models?

What types of Differentials do you sell for my 1968 GMC K35/K3500 Pickup?

As of 8/2/26, these are some of the most in-demand types of Differentials for a 1968 GMC K35/K3500 Pickup:

Can I get help with 1968 GMC K35/K3500 Pickup Differential orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Differentials and more.

What is your return policy for GMC K35/K3500 Pickup Differentials?

Advance Auto Parts keeps returns simple. For new GMC K35/K3500 Pickup Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.